Explanation

Explanation

Explanation

RAM, or Random Access Memory, is a type of computer memory that is used to store data or programs that the CPU is currently using.

 It's a temporary storage space that is cleared when the computer is turned off.   

Explanation

A scanner is a device that captures images from:

• photographic prints
• posters
• magazine pages 
• similar sources for computer editing and display. 
  

Explanation

Null pointers can be used for various purposes in programming, including as an error value, a sentinel value, and to stop indirection in a recursive data structure.

Explanation

The spiral model has four phases:

1. Planning,
2. Design,
3. Construct,
4. and Evaluation.

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ND03-12-2022

Explanation

The most common technique to change an analog signal to digital data is called pulse code modulation (PCM). A technique used by codes to convert an analog signal into a digital bit stream is known as Pulse code modulation.

Explanation

Phishing is a network attack where attackers attempt to obtain sensitive information like usernames, passwords, or credit card details by pretending to be a trustworthy entity.

It often involves misleading emails or fake websites designed to trick users into revealing their personal information.

Explanation

Explanation

In computer programming, a macro (short for "macro instruction") is a rule or pattern that specifies how a certain input should be mapped to a replacement output.

Applying a macro to an input is known as macro expansion.